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	<title>Cloudflare &#8211; RAGASYS SISTEMAS</title>
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	<link>https://blog.ragasys.es</link>
	<description>Soporte técnico para las TIC</description>
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	<title>Cloudflare &#8211; RAGASYS SISTEMAS</title>
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		<title>Certificados SSL Let´s Encrypt en Nginx Proxy Manager y Cloudflare como DNS Provider</title>
		<link>https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider</link>
					<comments>https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider#respond</comments>
		
		<dc:creator><![CDATA[Jose Ramon Ramos Gata]]></dc:creator>
		<pubDate>Fri, 13 Mar 2026 08:02:18 +0000</pubDate>
				<category><![CDATA[Certificados SSL]]></category>
		<category><![CDATA[Cloudflare]]></category>
		<category><![CDATA[DNS]]></category>
		<category><![CDATA[Let's Encrypt]]></category>
		<category><![CDATA[nginx proxy manager]]></category>
		<category><![CDATA[Proxy]]></category>
		<category><![CDATA[TIC]]></category>
		<category><![CDATA[web proxy]]></category>
		<category><![CDATA[Certificados]]></category>
		<guid isPermaLink="false">https://blog.ragasys.es/?p=21277</guid>

					<description><![CDATA[Hola a tod@s, En este post vamos a ver como añadir certificados SSL de Let´s Encrypt en Nginx Proxy Manager configurados por DNS Challenge y como DNS Provider utilizaremos Cloudflare, que es dónde tenemos alojadas nuestras zonas DNS. Para empezar,&#8230; <a href="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider" class="more-link">Continuar leyendo <span class="meta-nav">&#8594;</span></a>]]></description>
										<content:encoded><![CDATA[<p>Hola a tod@s,</p>
<p>En este post vamos a ver como añadir certificados SSL de Let´s Encrypt en <a href="https://nginxproxymanager.com/" target="_blank" rel="noopener">Nginx Proxy Manager</a> configurados por DNS Challenge y como DNS Provider utilizaremos Cloudflare, que es dónde tenemos alojadas nuestras zonas DNS.</p>
<ul>
<li>Para empezar, nos vamos a crear un registro tipo CAA en nuestra zona DNS de Cloudflare para Let´s Encrypt, para ello, accedemos a <strong>DNS &gt; Registros &gt; Agregar registro</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?ssl=1" data-lbwps-width="1793" data-lbwps-height="741" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1-1536x635.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21278" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp1#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?fit=1793%2C741&amp;ssl=1" data-orig-size="1793,741" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp1" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?fit=595%2C246&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?fit=640%2C265&amp;ssl=1" class="aligncenter size-full wp-image-21278" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?resize=640%2C264&#038;ssl=1" alt="" width="640" height="264" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?w=1793&amp;ssl=1 1793w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?resize=595%2C246&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?resize=960%2C397&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?resize=768%2C317&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?resize=1536%2C635&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp1.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Ahora vamos a crear un API Token en nuestra zona DNS de Cloudflare, accedemos a <strong>Mi Perfil &gt; Tokens de API &gt; Crear Token</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?ssl=1" data-lbwps-width="1627" data-lbwps-height="838" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2-1536x791.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21279" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp2#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?fit=1627%2C838&amp;ssl=1" data-orig-size="1627,838" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp2" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?fit=595%2C306&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?fit=640%2C329&amp;ssl=1" class="aligncenter size-full wp-image-21279" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?resize=640%2C330&#038;ssl=1" alt="" width="640" height="330" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?w=1627&amp;ssl=1 1627w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?resize=595%2C306&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?resize=960%2C494&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?resize=768%2C396&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?resize=1536%2C791&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp2.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Seleccionamos <strong>Editar zona DNS &gt; Usar plantilla</strong>, también podemos usar Crear Token Personalizado:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?ssl=1" data-lbwps-width="1387" data-lbwps-height="1074" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21280" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp3#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?fit=1387%2C1074&amp;ssl=1" data-orig-size="1387,1074" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp3" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?fit=595%2C461&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?fit=640%2C495&amp;ssl=1" class="aligncenter size-full wp-image-21280" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?resize=640%2C496&#038;ssl=1" alt="" width="640" height="496" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?w=1387&amp;ssl=1 1387w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?resize=595%2C461&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?resize=960%2C743&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?resize=768%2C595&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp3.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Le indicamos un nombre para el token, le indicamos los permisos, los recursos de zona, <strong>Ir al resumen</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?ssl=1" data-lbwps-width="1546" data-lbwps-height="896" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4-1536x890.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21281" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp4#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?fit=1546%2C896&amp;ssl=1" data-orig-size="1546,896" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp4" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?fit=595%2C345&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?fit=640%2C371&amp;ssl=1" class="aligncenter size-full wp-image-21281" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?resize=640%2C371&#038;ssl=1" alt="" width="640" height="371" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?w=1546&amp;ssl=1 1546w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?resize=595%2C345&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?resize=960%2C556&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?resize=768%2C445&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?resize=1536%2C890&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp4.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png?ssl=1" data-lbwps-width="947" data-lbwps-height="268" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21282" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp5#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png?fit=947%2C268&amp;ssl=1" data-orig-size="947,268" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp5" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png?fit=595%2C168&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png?fit=640%2C181&amp;ssl=1" class="aligncenter size-full wp-image-21282" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png?resize=640%2C181&#038;ssl=1" alt="" width="640" height="181" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png?w=947&amp;ssl=1 947w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png?resize=595%2C168&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp5.png?resize=768%2C217&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Nos muestra un resumen y creamos el token para nuestra zona:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?ssl=1" data-lbwps-width="1353" data-lbwps-height="463" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21283" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp6#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?fit=1353%2C463&amp;ssl=1" data-orig-size="1353,463" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp6" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?fit=595%2C204&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?fit=640%2C219&amp;ssl=1" class="aligncenter size-full wp-image-21283" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?resize=640%2C219&#038;ssl=1" alt="" width="640" height="219" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?w=1353&amp;ssl=1 1353w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?resize=595%2C204&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?resize=960%2C329&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?resize=768%2C263&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp6.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Aquí tenemos el token generado, debemos de <strong>copiar</strong> el valor, ya que lo mostrará sólo una vez, guardamos el token en un sitio seguro:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?ssl=1" data-lbwps-width="1620" data-lbwps-height="641" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7-1536x608.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21284" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp7#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?fit=1620%2C641&amp;ssl=1" data-orig-size="1620,641" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp7" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?fit=595%2C235&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?fit=640%2C253&amp;ssl=1" class="aligncenter size-full wp-image-21284" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?resize=640%2C253&#038;ssl=1" alt="" width="640" height="253" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?w=1620&amp;ssl=1 1620w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?resize=595%2C235&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?resize=960%2C380&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?resize=768%2C304&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?resize=1536%2C608&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp7.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Verificamos el token y vemos que es válido:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?ssl=1" data-lbwps-width="1627" data-lbwps-height="117" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8-1536x110.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21285" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp8#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?fit=1627%2C117&amp;ssl=1" data-orig-size="1627,117" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp8" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?fit=595%2C43&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?fit=640%2C46&amp;ssl=1" class="aligncenter size-full wp-image-21285" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?resize=640%2C46&#038;ssl=1" alt="" width="640" height="46" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?w=1627&amp;ssl=1 1627w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?resize=595%2C43&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?resize=960%2C69&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?resize=768%2C55&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?resize=1536%2C110&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp8.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Aquí vemos que ya tenemos el token activo:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?ssl=1" data-lbwps-width="1643" data-lbwps-height="819" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9-1536x766.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21286" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp9#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?fit=1643%2C819&amp;ssl=1" data-orig-size="1643,819" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp9" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?fit=595%2C297&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?fit=640%2C319&amp;ssl=1" class="aligncenter size-full wp-image-21286" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?resize=640%2C319&#038;ssl=1" alt="" width="640" height="319" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?w=1643&amp;ssl=1 1643w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?resize=595%2C297&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?resize=960%2C479&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?resize=768%2C383&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?resize=1536%2C766&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp9.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Con esto, ya tenemos preparado la parte de la zona DNS de Cloudflare, ahora accedemos al portal de <strong>Nginx Proxy Manager &gt; SSL Certificates &gt; Add SSL Certificate &gt; Let’s Encrypt</strong> y vamos a añadir las configuraciones para obtener el certificado wildcard para para nuestro dominio:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?ssl=1" data-lbwps-width="1627" data-lbwps-height="547" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10-1536x516.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21287" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp10#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?fit=1627%2C547&amp;ssl=1" data-orig-size="1627,547" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp10" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?fit=595%2C200&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?fit=640%2C215&amp;ssl=1" class="aligncenter size-full wp-image-21287" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?resize=640%2C215&#038;ssl=1" alt="" width="640" height="215" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?w=1627&amp;ssl=1 1627w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?resize=595%2C200&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?resize=960%2C323&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?resize=768%2C258&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?resize=1536%2C516&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp10.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Añadimos Let&#8217;s Encrypt:</li>
<li><strong>Domain Names</strong>, añadimos ragasys.net y *.ragasys.net, nos aseguramos de incluir el dominio raíz y el wildcard, Let&#8217;s Encrypt requiere que se valide también la raíz cuando pedimos el wildcard.</li>
<li><strong>Email Address for Let’s Encrypt</strong>, nuestro email registrado en Cloudflare.</li>
<li>Marcamos <strong>Use a DNS Challenge</strong>.</li>
<li>En <strong>DNS Provider</strong> seleccionanamos Cloudflare.</li>
<li>Pegamos el API Token que copiamos desde Cloudflare.</li>
<li>Propagation Seconds, ponemos un valor entre 300 y 600).</li>
<li>Marcamos <strong>I Agree to Let&#8217;s Encrypt Terms of Service</strong> y pulsamos <strong>Save, Nginx Proxy Manager</strong> iniciará el proceso ACME, creará el TXT _acme-challenge en Cloudflare, esperará la propagación y Let&#8217;s Encrypt validará.</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?ssl=1" data-lbwps-width="1408" data-lbwps-height="973" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21288" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp11#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?fit=1408%2C973&amp;ssl=1" data-orig-size="1408,973" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp11" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?fit=595%2C411&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?fit=640%2C442&amp;ssl=1" class="aligncenter size-full wp-image-21288" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?resize=640%2C442&#038;ssl=1" alt="" width="640" height="442" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?w=1408&amp;ssl=1 1408w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?resize=595%2C411&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?resize=960%2C663&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?resize=768%2C531&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp11.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?ssl=1" data-lbwps-width="1253" data-lbwps-height="542" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21289" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp12#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?fit=1253%2C542&amp;ssl=1" data-orig-size="1253,542" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp12" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?fit=595%2C257&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?fit=640%2C277&amp;ssl=1" class="aligncenter size-full wp-image-21289" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?resize=640%2C277&#038;ssl=1" alt="" width="640" height="277" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?w=1253&amp;ssl=1 1253w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?resize=595%2C257&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?resize=960%2C415&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp12.png?resize=768%2C332&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Aquí podemos ver los certificados SSL de Let’s Encrypt con Cloudflare como DNS Provider listos para usuar en nuestros Hosts:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?ssl=1" data-lbwps-width="1500" data-lbwps-height="502" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21290" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp13#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?fit=1500%2C502&amp;ssl=1" data-orig-size="1500,502" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp13" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?fit=595%2C199&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?fit=640%2C214&amp;ssl=1" class="aligncenter size-full wp-image-21290" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?resize=640%2C214&#038;ssl=1" alt="" width="640" height="214" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?w=1500&amp;ssl=1 1500w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?resize=595%2C199&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?resize=960%2C321&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?resize=768%2C257&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp13.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Estos son los registros <strong>TXT _acme-challenge</strong> que se generan, Let’s Encrypt valida que el TXT coincida con el valor que generó para esa verificación, después de emitir el certificado, Nginx Proxy Manager debería <strong data-start="815" data-end="848">borrar automáticamente el TXT</strong> de la zona si todo funciona bien:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?ssl=1" data-lbwps-width="1763" data-lbwps-height="681" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14-1536x593.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21291" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp14#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?fit=1763%2C681&amp;ssl=1" data-orig-size="1763,681" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp14" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?fit=595%2C230&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?fit=640%2C247&amp;ssl=1" class="aligncenter size-full wp-image-21291" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?resize=640%2C247&#038;ssl=1" alt="" width="640" height="247" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?w=1763&amp;ssl=1 1763w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?resize=595%2C230&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?resize=960%2C371&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?resize=768%2C297&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?resize=1536%2C593&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp14.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?ssl=1" data-lbwps-width="1783" data-lbwps-height="593" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15-1536x511.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21292" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp15#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?fit=1783%2C593&amp;ssl=1" data-orig-size="1783,593" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp15" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?fit=595%2C198&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?fit=640%2C213&amp;ssl=1" class="aligncenter size-full wp-image-21292" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?resize=640%2C213&#038;ssl=1" alt="" width="640" height="213" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?w=1783&amp;ssl=1 1783w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?resize=595%2C198&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?resize=960%2C319&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?resize=768%2C255&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?resize=1536%2C511&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp15.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Tengo otro dominio DNS llamado ragasyssistemas.com en cloudflare, y también quiero añadir a Nginx Proxy Manager los certificados SSL de Let’s Encrypt para este dominio, para ello, vuelvo a repetir todo el proceso, y aquí vemos, que ya los tengo agregados y listos para usar en nuestros Hosts:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?ssl=1" data-lbwps-width="1529" data-lbwps-height="566" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21293" data-permalink="https://blog.ragasys.es/certificados-ssl-lets-encrypt-en-nginx-proxy-manager-y-cloudflare-como-dns-provider/csslleenpmyclfcdndp16#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?fit=1529%2C566&amp;ssl=1" data-orig-size="1529,566" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="csslleenpmyclfcdndp16" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?fit=595%2C220&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?fit=640%2C237&amp;ssl=1" class="aligncenter size-full wp-image-21293" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?resize=640%2C237&#038;ssl=1" alt="" width="640" height="237" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?w=1529&amp;ssl=1 1529w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?resize=595%2C220&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?resize=960%2C355&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?resize=768%2C284&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/csslleenpmyclfcdndp16.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p>&nbsp;</p>
<p>Saludos y espero que os resulte de ayuda <img src="https://s.w.org/images/core/emoji/17.0.2/72x72/1f609.png" alt="😉" class="wp-smiley" style="height: 1em; max-height: 1em;" /></p>
]]></content:encoded>
					
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		<item>
		<title>Agregar certificado SSL de Let’s Encrypt en Proxmox VE 9.0 DNS Provider Cloudflare</title>
		<link>https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare</link>
					<comments>https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare#respond</comments>
		
		<dc:creator><![CDATA[Jose Ramon Ramos Gata]]></dc:creator>
		<pubDate>Mon, 17 Nov 2025 07:31:27 +0000</pubDate>
				<category><![CDATA[Certificados SSL]]></category>
		<category><![CDATA[Cloudflare]]></category>
		<category><![CDATA[DNS]]></category>
		<category><![CDATA[Let's Encrypt]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Proxmox]]></category>
		<category><![CDATA[TIC]]></category>
		<category><![CDATA[Virtualización]]></category>
		<category><![CDATA[Certificados]]></category>
		<guid isPermaLink="false">https://blog.ragasys.es/?p=21297</guid>

					<description><![CDATA[Hola a tod@s, En este post veremos cómo agregar un certificado SSL de Let’s Encrypt en un nodo Proxmox VE 9.0, los haremos a través de DNS Challenge y cómo DNS Provider usaremos Cloudflare que es donde tenemos nuestra zona&#8230; <a href="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare" class="more-link">Continuar leyendo <span class="meta-nav">&#8594;</span></a>]]></description>
										<content:encoded><![CDATA[<p>Hola a tod@s,</p>
<p>En este post veremos cómo agregar un certificado SSL de Let’s Encrypt en un nodo Proxmox VE 9.0, los haremos a través de DNS Challenge y cómo DNS Provider usaremos Cloudflare que es donde tenemos nuestra zona DNS llamada ragasys.net.</p>
<ul>
<li>Lo primero que vamos a realizar será crearnos una cuenta en Let’s Encrypt, para ello, sobre nuestro nodo proxmox accedemos a <strong>Centro de datos &gt; ACME &gt; Cuentas &gt; Agregar</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?ssl=1" data-lbwps-width="1919" data-lbwps-height="609" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1-1536x487.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21298" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve1#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?fit=1919%2C609&amp;ssl=1" data-orig-size="1919,609" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve1" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?fit=595%2C189&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?fit=640%2C203&amp;ssl=1" class="aligncenter size-full wp-image-21298" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?resize=640%2C203&#038;ssl=1" alt="" width="640" height="203" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?w=1919&amp;ssl=1 1919w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?resize=595%2C189&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?resize=960%2C305&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?resize=768%2C244&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?resize=1536%2C487&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve1.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Le indicamos el nombre de la cuenta, un correo válido, y el directorio ACME, <strong>Registrar</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?ssl=1" data-lbwps-width="1239" data-lbwps-height="598" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21299" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve2#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?fit=1239%2C598&amp;ssl=1" data-orig-size="1239,598" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve2" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?fit=595%2C287&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?fit=640%2C309&amp;ssl=1" class="aligncenter size-full wp-image-21299" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?resize=640%2C309&#038;ssl=1" alt="" width="640" height="309" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?w=1239&amp;ssl=1 1239w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?resize=595%2C287&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?resize=960%2C463&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve2.png?resize=768%2C371&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Ya tenemos la cuenta generada de Let’s Encrypt:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?ssl=1" data-lbwps-width="1383" data-lbwps-height="585" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21300" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve3#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?fit=1383%2C585&amp;ssl=1" data-orig-size="1383,585" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve3" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?fit=595%2C252&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?fit=640%2C271&amp;ssl=1" class="aligncenter size-full wp-image-21300" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?resize=640%2C271&#038;ssl=1" alt="" width="640" height="271" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?w=1383&amp;ssl=1 1383w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?resize=595%2C252&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?resize=960%2C406&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?resize=768%2C325&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve3.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Ahora en <strong>Centro de datos &gt; ACME &gt; Plugins de desafío &gt; Agregar</strong>, vamos a agregar el plugin para Cloudflare:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?ssl=1" data-lbwps-width="1466" data-lbwps-height="581" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21301" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve4#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?fit=1466%2C581&amp;ssl=1" data-orig-size="1466,581" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve4" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?fit=595%2C236&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?fit=640%2C253&amp;ssl=1" class="aligncenter size-full wp-image-21301" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?resize=640%2C254&#038;ssl=1" alt="" width="640" height="254" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?w=1466&amp;ssl=1 1466w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?resize=595%2C236&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?resize=960%2C380&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?resize=768%2C304&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve4.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Le indicamos un ID de plugin, el retardo de validación, el API DNS, CF_Account, CF_Email, CF_Token y CF_Zone_ID, <strong>Agregar</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?ssl=1" data-lbwps-width="1318" data-lbwps-height="739" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21302" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve5#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?fit=1318%2C739&amp;ssl=1" data-orig-size="1318,739" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve5" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?fit=595%2C334&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?fit=640%2C359&amp;ssl=1" class="aligncenter size-full wp-image-21302" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?resize=640%2C359&#038;ssl=1" alt="" width="640" height="359" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?w=1318&amp;ssl=1 1318w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?resize=595%2C334&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?resize=960%2C538&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve5.png?resize=768%2C431&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Y aquí vemos que ya tenemos el plugin añadido:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?ssl=1" data-lbwps-width="1490" data-lbwps-height="582" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21303" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve6#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?fit=1490%2C582&amp;ssl=1" data-orig-size="1490,582" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve6" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?fit=595%2C232&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?fit=640%2C250&amp;ssl=1" class="aligncenter size-full wp-image-21303" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?resize=640%2C250&#038;ssl=1" alt="" width="640" height="250" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?w=1490&amp;ssl=1 1490w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?resize=595%2C232&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?resize=960%2C375&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?resize=768%2C300&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve6.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Los datos del plugin los obtenemos de nuestra cuenta de Cloudflare:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?ssl=1" data-lbwps-width="1744" data-lbwps-height="483" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7-1536x425.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21304" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve7#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?fit=1744%2C483&amp;ssl=1" data-orig-size="1744,483" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve7" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?fit=595%2C165&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?fit=640%2C177&amp;ssl=1" class="aligncenter size-full wp-image-21304" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?resize=640%2C177&#038;ssl=1" alt="" width="640" height="177" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?w=1744&amp;ssl=1 1744w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?resize=595%2C165&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?resize=960%2C266&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?resize=768%2C213&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?resize=1536%2C425&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve7.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?ssl=1" data-lbwps-width="1632" data-lbwps-height="574" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8-1536x540.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21305" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve8#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?fit=1632%2C574&amp;ssl=1" data-orig-size="1632,574" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve8" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?fit=595%2C209&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?fit=640%2C225&amp;ssl=1" class="aligncenter size-full wp-image-21305" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?resize=640%2C225&#038;ssl=1" alt="" width="640" height="225" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?w=1632&amp;ssl=1 1632w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?resize=595%2C209&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?resize=960%2C338&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?resize=768%2C270&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?resize=1536%2C540&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve8.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>El Token de API, seguimos este enlace en este mismo blog para crearlo.</li>
<li>Ahora vamos a agregar el certificado de Let’s Encrypt al nodo proxmox, para ello accedemos a <strong>proxmoxlab11 &gt; Certificados &gt; ACME</strong> y usamos la cuenta de Let’s Encrypt que nos hemos creado anteriormente, <strong>Aplicar</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?ssl=1" data-lbwps-width="1917" data-lbwps-height="451" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9-1536x361.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21306" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve9#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?fit=1917%2C451&amp;ssl=1" data-orig-size="1917,451" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve9" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?fit=595%2C140&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?fit=640%2C151&amp;ssl=1" class="aligncenter size-full wp-image-21306" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?resize=640%2C151&#038;ssl=1" alt="" width="640" height="151" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?w=1917&amp;ssl=1 1917w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?resize=595%2C140&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?resize=960%2C226&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?resize=768%2C181&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?resize=1536%2C361&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve9.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Damos a <strong>Agregar</strong> para añadir el dominio:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?ssl=1" data-lbwps-width="1915" data-lbwps-height="441" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10-1536x354.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21307" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve10#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?fit=1915%2C441&amp;ssl=1" data-orig-size="1915,441" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve10" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?fit=595%2C137&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?fit=640%2C147&amp;ssl=1" class="aligncenter size-full wp-image-21307" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?resize=640%2C147&#038;ssl=1" alt="" width="640" height="147" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?w=1915&amp;ssl=1 1915w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?resize=595%2C137&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?resize=960%2C221&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?resize=768%2C177&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?resize=1536%2C354&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve10.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Introducimos el Tipo de desafío DNS, el plugin que añadimos anteriormente y el nombre de dominio de nuestro nodo Proxmox, <strong>Crear</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?ssl=1" data-lbwps-width="1207" data-lbwps-height="594" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21308" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve11#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?fit=1207%2C594&amp;ssl=1" data-orig-size="1207,594" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve11" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?fit=595%2C293&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?fit=640%2C315&amp;ssl=1" class="aligncenter size-full wp-image-21308" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?resize=640%2C315&#038;ssl=1" alt="" width="640" height="315" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?w=1207&amp;ssl=1 1207w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?resize=595%2C293&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?resize=960%2C472&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve11.png?resize=768%2C378&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Y aquí vemos que ya tenemos la configuración realizada:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?ssl=1" data-lbwps-width="1915" data-lbwps-height="521" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12-1536x418.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21309" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve12#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?fit=1915%2C521&amp;ssl=1" data-orig-size="1915,521" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve12" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?fit=595%2C162&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?fit=640%2C174&amp;ssl=1" class="aligncenter size-full wp-image-21309" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?resize=640%2C174&#038;ssl=1" alt="" width="640" height="174" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?w=1915&amp;ssl=1 1915w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?resize=595%2C162&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?resize=960%2C261&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?resize=768%2C209&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?resize=1536%2C418&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve12.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Damos a <strong>Solicitar certificados ahora</strong> y vemos cómo se han validado:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?ssl=1" data-lbwps-width="1916" data-lbwps-height="458" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13-1536x367.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21310" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve13#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?fit=1916%2C458&amp;ssl=1" data-orig-size="1916,458" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve13" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?fit=595%2C142&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?fit=640%2C153&amp;ssl=1" class="aligncenter size-full wp-image-21310" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?resize=640%2C153&#038;ssl=1" alt="" width="640" height="153" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?w=1916&amp;ssl=1 1916w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?resize=595%2C142&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?resize=960%2C229&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?resize=768%2C184&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?resize=1536%2C367&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve13.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?ssl=1" data-lbwps-width="1329" data-lbwps-height="717" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21311" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve14#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?fit=1329%2C717&amp;ssl=1" data-orig-size="1329,717" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve14" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?fit=595%2C321&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?fit=640%2C345&amp;ssl=1" class="aligncenter size-full wp-image-21311" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?resize=640%2C345&#038;ssl=1" alt="" width="640" height="345" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?w=1329&amp;ssl=1 1329w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?resize=595%2C321&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?resize=960%2C518&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve14.png?resize=768%2C414&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?ssl=1" data-lbwps-width="1388" data-lbwps-height="694" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21312" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve15#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?fit=1388%2C694&amp;ssl=1" data-orig-size="1388,694" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve15" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?fit=595%2C298&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?fit=640%2C320&amp;ssl=1" class="aligncenter size-full wp-image-21312" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?resize=640%2C320&#038;ssl=1" alt="" width="640" height="320" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?w=1388&amp;ssl=1 1388w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?resize=595%2C298&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?resize=960%2C480&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?resize=768%2C384&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve15.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Aquí tenemos el certificado SSL de Let’s Encrypt para nuestro nodo Proxmox:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?ssl=1" data-lbwps-width="1917" data-lbwps-height="464" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16-1536x372.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21313" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve16#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?fit=1917%2C464&amp;ssl=1" data-orig-size="1917,464" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve16" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?fit=595%2C144&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?fit=640%2C155&amp;ssl=1" class="aligncenter size-full wp-image-21313" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?resize=640%2C155&#038;ssl=1" alt="" width="640" height="155" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?w=1917&amp;ssl=1 1917w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?resize=595%2C144&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?resize=960%2C232&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?resize=768%2C186&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?resize=1536%2C372&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve16.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Accedemos a través del navegador a nuestro nodo Proxmox y vemos como reconoce el certificado SSL de Let’s Encrypt:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?ssl=1" data-lbwps-width="1917" data-lbwps-height="733" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17-1536x587.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="21314" data-permalink="https://blog.ragasys.es/agregar-certificado-ssl-de-lets-encrypt-en-proxmox-ve-9-0-dns-provider-cloudflare/acerssldleepve17#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?fit=1917%2C733&amp;ssl=1" data-orig-size="1917,733" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="acerssldleepve17" data-image-description="" data-image-caption="" data-medium-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?fit=595%2C228&amp;ssl=1" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?fit=640%2C245&amp;ssl=1" class="aligncenter size-full wp-image-21314" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?resize=640%2C245&#038;ssl=1" alt="" width="640" height="245" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?w=1917&amp;ssl=1 1917w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?resize=595%2C228&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?resize=960%2C367&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?resize=768%2C294&amp;ssl=1 768w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?resize=1536%2C587&amp;ssl=1 1536w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2025/10/acerssldleepve17.png?w=1280&amp;ssl=1 1280w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p>&nbsp;</p>
<p>Saludos y espero que os sea de ayuda <img src="https://s.w.org/images/core/emoji/17.0.2/72x72/1f609.png" alt="😉" class="wp-smiley" style="height: 1em; max-height: 1em;" /></p>
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